package com.imageflowpro.image_flow_pro.handler;


import com.imageflowpro.image_flow_pro.exception.BaseException;
import com.imageflowpro.image_flow_pro.result.Result;
import lombok.extern.slf4j.Slf4j;
import org.springframework.dao.DuplicateKeyException;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.RestControllerAdvice;

import java.sql.SQLIntegrityConstraintViolationException;

/**
 * 全局异常处理器，处理项目中抛出的业务异常
 */
@RestControllerAdvice
@Slf4j
public class GlobalExceptionHandler {

    /**
     * 捕获业务异常
     */
    @ExceptionHandler
    public Result exceptionHandler(BaseException ex){
        log.error("&&&&：异常信息：{}", ex.getMessage());
        return Result.error(ex.getMessage());
    }

    //处理SQL异常
    @ExceptionHandler(DuplicateKeyException.class)
    public Result exceptionHandler(SQLIntegrityConstraintViolationException ex){
        String message = ex.getMessage();
        if (message.contains("Duplicate entry")){
            String[] split = message.split(" ");
            String user=split[2];
            return Result.error(user+ "已存在");
        }
        return Result.error("未知错误");
    }

}
